This looks very similar to the Leap Motion. Both use infrared sensing, although they seem to use it in different ways. I think the setup in the video could prob

This looks very similar to the Leap Motion. Both use infrared sensing, although they seem to use it in different ways. I think the setup in the video could probably be recreated using a Leap Motion integrated into the spacebar or other keys. I'm curious to see what they'll do with it (whether it'll actually become a product.)